Magnesium :) Where I Got My Information From.

www.chemicool.com
Atomic Number: 12
Atomic Mass: 24 www.wiki.com
Number of Protons: 12
external image b0012.gif
Number of electrons:12
Number of Neutrons: 12 (24-12=12)
Period:3
Group:2
Melting Point: 650 degres celcius
Boiling Point: 1091 degres celcius
Density: 1.738 g/mL
Color: Dark grey to black.. when it gets purified it turns to a silvery white
Discovery: Joseph Black
When: 1775 but it was made an actual element in 1808
Where: In the United Kingdom
How: He electrolyzed mecury oxcide magnesia
Flammable: YES!
Atomic Weight: 24,305
State: Solid

external image 250px-Magnesium_crystals.jpgexternal image Magnesium-Trisilicate.jpg